What is Ernst Chassagne's NPI number?

Ernst Chassagne's National Provider Identifier (NPI) is 1780839159, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ernst Chassagne's specialty?

Ernst Chassagne is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Ernst Chassagne located?

Ernst Chassagne's practice location on file with NPPES is 423 E 23rd St, New York, NY 10010-5011.

What is Ernst Chassagne's phone number?

The practice phone number listed in the NPPES registry for Ernst Chassagne is (212) 686-7500.

Is Ernst Chassagne's NPI active?

Yes — Ernst Chassagne's NPI (1780839159) is active in the NPPES registry as of the last update on 2008-11-26.

IndividualActive

Ernst Chassagne

NPI 1780839159 · Specialist · New York, NY

Ernst Chassagne is a Specialist provider in New York, NY (NPI 1780839159).

Provider details

NPI number: 1780839159
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Detailed profile(80/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
17 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

423 E 23rd St

New York, NY 10010-5011

Phone: (212) 686-7500

Street-level locationGet directions

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Mailing address